#!/usr/bin/python

# The ChartDirector for Python module is assumed to be in "../lib"
import sys, os
sys.path.insert(0, os.path.join(os.path.abspath(sys.path[0]), "..", "lib"))

from pychartdir import *

# The data for the chart
data0 = [90, 25, 40, 55, 68, 44, 79, 85, 50]
angles0 = [15, 60, 110, 180, 230, 260, 260, 310, 340]

data1 = [80, 91, 66, 80, 92, 87]
angles1 = [40, 65, 88, 110, 150, 200]

# Create a PolarChart object of size 460 x 500 pixels, with a grey (e0e0e0) background and 1 pixel
# 3D border
c = PolarChart(460, 500, 0xe0e0e0, 0x000000, 1)

# Add a title to the chart at the top left corner using 15pt Arial Bold Italic font. Use a wood
# pattern as the title background.
c.addTitle("Polar Line Chart Demo", "Arial Bold Italic", 15).setBackground(c.patternColor("wood.png"
    ))

# Set center of plot area at (230, 280) with radius 180 pixels, and white (ffffff) background.
c.setPlotArea(230, 280, 180, 0xffffff)

# Set the grid style to circular grid, with grids below the chart layers
c.setGridStyle(0, 0)

# Add a legend box at top-center of plot area (230, 35) using horizontal layout. Use 10pt Arial Bold
# font, with 1 pixel 3D border effect.
b = c.addLegend(230, 35, 0, "Arial Bold", 9)
b.setAlignment(TopCenter)
b.setBackground(Transparent, Transparent, 1)

# Set angular axis as 0 - 360, with a spoke every 30 units
c.angularAxis().setLinearScale(0, 360, 30)

# Add a blue (0xff) line layer to the chart using (data0, angle0)
layer0 = c.addLineLayer(data0, 0x0000ff, "Close Loop Line")
layer0.setAngles(angles0)

# Set the line width to 2 pixels
layer0.setLineWidth(2)

# Use 11 pixel triangle symbols for the data points
layer0.setDataSymbol(TriangleSymbol, 11)

# Enable data label and set its format
layer0.setDataLabelFormat("({value},{angle})")

# Set the data label text box with light blue (0x9999ff) backgruond color and 1 pixel 3D border
# effect
layer0.setDataLabelStyle().setBackground(0x9999ff, Transparent, 1)

# Add a red (0xff0000) line layer to the chart using (data1, angle1)
layer1 = c.addLineLayer(data1, 0xff0000, "Open Loop Line")
layer1.setAngles(angles1)

# Set the line width to 2 pixels
layer1.setLineWidth(2)

# Use 11 pixel diamond symbols for the data points
layer1.setDataSymbol(DiamondSymbol, 11)

# Set the line to open loop
layer1.setCloseLoop(0)

# Enable data label and set its format
layer1.setDataLabelFormat("({value},{angle})")

# Set the data label text box with light red (0xff9999) backgruond color and 1 pixel 3D border
# effect
layer1.setDataLabelStyle().setBackground(0xff9999, Transparent, 1)

# Output the chart
c.makeChart("polarline.png")

